. >> reporter: as for paul ryan, he took a short halloween detour to his hometown of janesville, wisconsin. taking his kids trick or treating. his daughter dressed as katy perry, an obama supporter. and one of his boys as the grim reaper. the abc news/"washington post" poll shows the race is tied nationally. 49% for mitt romney. 49% for barack obama. but each side seems convinced they're winning. the obama campaign points to the battleground states. all eight of the states where the candidates are campaigning the hardest, the president is either tied or winning. but the romney campaign points to michigan, pennsylvania, and minnesota -- three states thought to be solidly democratic, but where obama is now playing defense. the president, back on the campaign trail today. going to wisconsin, colorado and nevada. mitt romney will be campaigning in virginia. george, you can expect both of them to be campaigning virtually nonstop between now and tuesday. >> no question about it. they're going to be focusing on the white battleground states and the pink in north carolina, over the next several da